package step3;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.Set;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.Map;

public class HelloWorld {

    public HashSet getHashSet(){
        /********** Begin **********/
        HashSet s = new HashSet<>();
        s.add("www.educoder.net");
        return s;


        /********** End **********/
    }

    public ArrayList getArrayList(){
        /********** Begin **********/
        ArrayList a = new ArrayList();
        a.add("www.educoder.net");
        return a;


        /********** End **********/
    }

    public LinkedList getLinkedList(){
        /********** Begin **********/
        LinkedList l = new LinkedList();
        l.add("www.educoder.net");
        return l;


        /********** End **********/
    }

    public Map getHashMap(){
        /********** Begin **********/
        Map m = new HashMap();
        m.put("address","www.educoder.net");
        return m;


        /********** End **********/
    }

}
